RECON: TNO occultation with 363401

Event between (363401) 03LB7 and star GA0640:24856558 with event index number of 2756147

Geocentric closest approach at 2029/05/22 11:24:00 UTC

J2000 position of star is 17:59:42.8 -24:56:12
Equinox of date position of star is 18:01:13.3 -24:56:11
Stellar brightness G=14.7, use SENSEUP=128 with the MallinCam and and exposure time of 2 seconds with the QHY174 camera.
Star is 101 degrees from the moon. Moon is 65% illuminated.
Apparent brightness V=23.0

[RECON map]
Object is 42.3 AU from the Sun and 41.4 AU from the Earth.
Apparent velocity is 20.9 km/sec on the sky relative to the star, or, 2.5 arcsec/hr.
The 1-sigma error in the time of the event is 895 seconds.
The 1-sigma cross-track error in the shadow position is 2416 km.
The sky-plane scale is 30054.3 km/arcsec.

The object has an absolute magnitude Hv=6.7
Diameter=275.4 km assuming a 5% albedo -- 13.1 sec chord
Diameter=112.4 km assuming a 30% albedo -- 5.3 sec chord
Dynamical classification is CLASSICAL
 
 
 
 
 
 

Star training set for 363401, (2029/05/22 11:24UT)
Object            RA         Dec     mag  sep  mel
Antares        16:31:12.9 -26:29:40  0.9 20.37  81
Nunki          18:57:05.1 -26:15:26  2.0 12.59 113
PPM 267497     17:56:42.7 -24:53:24  6.4  1.09 100
PPM 267682     18:03:08.5 -24:37:50  8.4  0.48 102
PPM 267637     18:01:43.3 -25:09:41  8.9  0.23 101
363401         18:01:31.4 -24:56:10 14.7       102
Positions are for equinox of date

This table contains the target star visibility for the RECON network. The observing range has been set to a maximum of 1.0 sigma about the mid-time.
The median site spacing is 0.0 km RECON observability=0.0 and success probability=0.0%
Site Site mid-time
(UT)
Sun alt
(deg)
Sky Moon Star alt
(deg)
Star az
(deg)
Target Observing Time
(UT)
X-track
(km)
Kamloops 11:22:47 -5.8 CT Down 12.2 199.2 Really Low 11:07:47 - 11:37:47 8656
Victoria 11:22:53 -8.7 NT Down 14.8 196.6 Really Low 11:07:53 - 11:37:53 8622
Peachland 11:22:42 -6.2 NT Down 12.9 199.8 Really Low 11:07:42 - 11:37:42 8620
Kelowna 11:22:43 -6.0 CT Down 12.8 200.1 Really Low 11:07:43 - 11:37:43 8619
Summerland 11:22:43 -6.2 NT Down 13.1 199.9 Really Low 11:07:43 - 11:37:43 8614
Penticton 11:22:42 -6.2 NT Down 13.1 200.0 Really Low 11:07:42 - 11:37:42 8610
Oliver 11:22:41 -6.5 NT Down 13.4 200.0 Really Low 11:07:41 - 11:37:41 8598
Anarchist Mountain Observatory 11:22:41 -6.5 NT Down 13.5 200.2 Really Low 11:07:41 - 11:37:41 8591
Okanogan 11:22:40 -7.0 NT Down 14.2 200.1 Really Low 11:07:40 - 11:37:40 8570
Brewster 11:22:41 -7.3 NT Down 14.5 199.9 Really Low 11:07:41 - 11:37:41 8563
Manson/Chelan 11:22:42 -7.6 NT Down 14.8 199.6 Really Low 11:07:42 - 11:37:42 8561
Wenatchee 11:22:41 -8.0 NT Down 15.3 199.5 Really Low 11:07:41 - 11:37:41 8546
Ellensburg 11:22:41 -8.4 NT Down 15.7 199.3 Really Low 11:07:41 - 11:37:41 8534
Yakima 11:22:42 -8.7 NT Down 16.1 199.4 Really Low 11:07:42 - 11:37:42 8518
Toppenish/White Swan 11:22:41 -8.8 NT Down 16.3 199.5 Really Low 11:07:41 - 11:37:41 8508
The Dalles 11:22:42 -9.7 NT Down 17.2 198.9 Really Low 11:07:42 - 11:37:42 8488
Sleaford 11:22:08 2.1 Sun up Down 7.1 211.7 Really Low 11:07:08 - 11:37:08 8484
PNWRO 11:22:35 -8.3 NT Down 16.3 200.9 Really Low 11:07:35 - 11:37:35 8473
Maupin 11:22:42 -9.9 NT Down 17.5 199.0 Really Low 11:07:42 - 11:37:42 8470
Sisters 11:22:42 -10.8 NT Down 18.5 198.7 Really Low 11:07:42 - 11:37:42 8440
Bend 11:22:41 -10.8 NT Down 18.7 198.9 Really Low 11:07:41 - 11:37:41 8427
Oregon Observatory 11:22:41 -11.0 NT Down 18.9 198.8 Really Low 11:07:41 - 11:37:41 8422
Chiloquin 11:22:41 -12.1 AT Down 20.2 198.6 Low 11:07:41 - 11:37:41 8370
Klamath Falls 11:22:41 -12.3 AT Down 20.5 198.7 Low 11:07:41 - 11:37:41 8353
Cedarville 11:22:34 -11.9 NT Down 20.8 200.3 Low 11:07:34 - 11:37:34 8299
Fall River/Burney 11:22:38 -12.9 AT Down 21.5 199.2 Low 11:07:38 - 11:37:38 8293
Greenville 11:22:36 -13.3 AT Down 22.3 199.7 Low 11:07:36 - 11:37:36 8243
Gimple 11:22:35 -13.2 AT Down 22.3 199.8 Low 11:07:35 - 11:37:35 8242
Quincy 11:22:35 -13.4 AT Down 22.5 199.7 Low 11:07:35 - 11:37:35 8233
Portola 11:22:33 -13.2 AT Down 22.5 200.2 Low 11:07:33 - 11:37:33 8220
Reno 11:22:31 -13.0 AT Down 22.5 200.8 Low 11:07:31 - 11:37:31 8197
Carson City 11:22:30 -13.3 AT Down 22.9 200.9 Low 11:07:30 - 11:37:30 8179
Gardnerville 11:22:30 -13.4 AT Down 23.1 201.0 Low 11:07:30 - 11:37:30 8166
Yerington 11:22:27 -13.0 AT Down 22.9 201.5 Low 11:07:27 - 11:37:27 8159
Hawthorne 11:22:25 -13.0 AT Down 23.2 202.1 Low 11:07:25 - 11:37:25 8127
Lee Vining 11:22:26 -13.7 AT Down 23.8 201.7 Low 11:07:26 - 11:37:26 8105
Bishop 11:22:22 -13.6 AT Down 24.2 202.5 Low 11:07:22 - 11:37:22 8061
Beatty 11:22:16 -12.9 AT Down 24.1 204.1 Low 11:07:16 - 11:37:16 8008
Dunrhomin 11:21:41 -3.7 CT Down 16.8 213.6 Really Low 11:06:41 - 11:36:41 7960
Nikitin 11:21:40 -3.8 CT Down 17.0 213.6 Really Low 11:06:40 - 11:36:40 7951
CU-SBO 11:21:40 -3.8 CT Down 17.1 213.5 Really Low 11:06:40 - 11:36:40 7949
Wildwood 11:22:20 -15.8 AT Down 27.2 202.9 Low 11:07:20 - 11:37:20 7878
Patrick 11:22:03 -12.0 NT Down 24.4 207.0 Low 11:07:03 - 11:37:03 7871
Laughlin/Bullhead City 11:22:06 -12.6 AT Down 24.9 206.4 Low 11:07:06 - 11:37:06 7869
Lake Havasu City 11:22:03 -12.8 AT Down 25.4 206.8 Low 11:07:03 - 11:37:03 7825
Idyllwild 11:22:13 -14.8 AT Down 27.0 204.7 Low 11:07:13 - 11:37:13 7824
Calipatria 11:22:07 -14.4 AT Down 27.1 206.0 Low 11:07:07 - 11:37:07 7764
George/Scottsdale 11:21:53 -11.6 NT Down 25.2 209.1 Low 11:06:53 - 11:36:53 7729
Yuma 11:22:03 -14.1 AT Down 27.1 206.9 Low 11:07:03 - 11:37:03 7720

Azimuth is measured in degrees eastward from north. North is at an azimuth of 0, due East is at an azimuth of 90 degrees, due South is 180, and due West is 270.

Do not use the listing below for the RECON CPC 1100 telescopes. This is provided for other non-team facilities.

Star training set for 363401, (2029/05/22 11:24UT)
Object            RA         Dec     mag  sep  mel
Antares        16:29:24.4 -26:25:56  0.9 20.37  81
Nunki          18:55:15.9 -26:17:49  2.0 12.59 113
PPM 267497     17:54:54.1 -24:53:13  6.4  1.09 100
PPM 267682     18:01:20.1 -24:37:56  8.4  0.48 102
PPM 267637     17:59:54.5 -25:09:43  8.9  0.23 101
363401         17:59:42.8 -24:56:12 14.7       101
Positions are for J2000

Event circumstances last updated at 2024/06/26 21:35:36 UT

Marc W. Buie, Southwest Research Institute

RECON